*{box-sizing:border-box;max-width:100%}
html{scroll-behavior:smooth;background:#0E0E0E}
body{margin:0;background:#0E0E0E;color:#F7F1DE;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.82;overflow-x:hidden}
a{color:#E8B84A;text-decoration:none}a:hover{text-decoration:underline}
button,input,select,textarea{font:inherit}
img{max-width:100%;height:auto}
body.drawer-open{overflow:hidden}
.site-header{position:sticky;top:0;z-index:9999;width:100%;background:#111111;border-bottom:1px solid rgba(232,184,74,.28);box-shadow:0 8px 22px rgba(0,0,0,.35)}
.header-inner{max-width:1140px;min-height:66px;margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.site-logo{display:inline-flex;align-items:center;min-width:120px;color:#E8B84A;text-decoration:none}.site-logo:hover{text-decoration:none}
.site-logo img{display:block;height:38px;width:auto;max-width:156px;object-fit:contain}.logo-fallback{display:inline-block;color:#E8B84A;font-size:22px;font-weight:900;letter-spacing:.08em;white-space:nowrap}
.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0;white-space:nowrap}
.nav-core a{color:#F3E6C4;padding:8px 11px;font-weight:700;text-decoration:none;white-space:nowrap}
.nav-core a.is-current,.nav-core a:hover{color:#111111;background:#E8B84A;border-radius:999px}
.main-btn{display:inline-flex;align-items:center;justify-content:center;height:40px;min-width:92px;padding:0 18px;background:linear-gradient(180deg,#F6D56A 0%,#E8B84A 55%,#C8962E 100%);color:#14110A;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 8px 18px rgba(200,150,46,.28);white-space:nowrap}.main-btn:hover{background:#C8962E;color:#14110A;text-decoration:none}.main-btn.compact{min-width:0;height:38px;padding:0 12px}
.mobile-head{display:none}.menu-button,.drawer-close,.back-top{border:1px solid rgba(232,184,74,.38);background:#161616;color:#E8B84A;border-radius:9px;cursor:pointer;min-height:40px;padding:7px 12px;font-weight:700}
.channel-bar{background:#1A1A1A;border-bottom:1px solid rgba(232,184,74,.13)}.channel-inner{max-width:1140px;margin:0 auto;padding:0 16px;display:flex;overflow-x:auto;scrollbar-width:thin}.channel-inner a{flex:0 0 auto;color:#C9BBA0;padding:11px 10px;font-size:14px;white-space:nowrap}.channel-inner a.is-current,.channel-inner a:hover{color:#E8B84A;text-decoration:none}
.mobile-drawer,.drawer-mask{display:none}
.site-main{max-width:1140px;margin:0 auto;padding:32px 72px 64px 16px}.page-shell{width:100%}.breadcrumb{font-size:14px;color:#8E8372;margin-bottom:14px}.breadcrumb a{color:#C9BBA0}.hero-copy{padding:8px 0 18px}.eyebrow{color:#E8B84A;font-size:13px;font-weight:800;letter-spacing:.16em}.hero-copy h1,.article-head h1{font-size:clamp(32px,4vw,42px);line-height:1.22;margin:8px 0 12px;color:#E8B84A}.hero-copy p,.article-head p{max-width:800px;color:#C9BBA0;font-size:17px;margin:0}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:12px;background:#1C1C1C;aspect-ratio:16/9;border:1px solid rgba(232,184,74,.16);box-shadow:0 14px 32px rgba(0,0,0,.35)}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.media-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#171717;color:#8E8372;font-size:14px}.media.poster-media{max-width:1040px;margin:0 auto;height:auto;aspect-ratio:auto;min-height:170px;max-height:220px}.poster-media>img{position:relative;height:auto;max-height:220px;object-fit:contain}.poster-media .media-placeholder{position:relative;height:200px}.media.article-media{height:220px;aspect-ratio:auto}.media.card-media{height:160px;aspect-ratio:auto}
.index-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:28px 0}.index-card{background:#1C1C1C;border:1px solid rgba(232,184,74,.22);border-radius:13px;padding:20px;min-height:118px;box-shadow:0 14px 32px rgba(0,0,0,.24)}.index-card strong{display:block;color:#E8B84A;font-size:19px;margin-bottom:5px}.index-card span{display:block;color:#C9BBA0;font-size:14px}.index-card:hover{text-decoration:none;border-color:#E8B84A;transform:translateY(-1px)}
.gold-note{margin:28px 0;padding:18px 20px;border-top:1px solid #E8B84A;border-bottom:1px solid #E8B84A;color:#F7F1DE;background:#141414}
.stack-feature{display:grid;gap:18px;margin:34px 0 42px}.stack-copy{max-width:820px}.stack-copy h2,.section h2,.split-copy h2,.app-copy h2{color:#E8B84A;font-size:26px;line-height:1.35;margin:0 0 10px}.stack-copy p,.section p,.split-copy p,.app-copy p{font-size:17px;margin:0 0 12px}
.app-strip{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:24px;align-items:center;padding:22px;background:#181818;border:1px solid rgba(232,184,74,.22);border-radius:14px}.app-strip .media{height:190px;aspect-ratio:auto}
.article{max-width:820px;margin:0 auto}.article-head{padding:8px 0 20px}.section{margin:34px 0}.section h2{font-size:25px}.section ul,.section ol{padding-left:1.4em}.section li{margin:8px 0}.notice-box,.link-box,.step-box{background:#1C1C1C;border:1px solid rgba(232,184,74,.22);border-radius:13px;padding:20px;margin:26px 0}.notice-box strong{color:#E8B84A}.link-box{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.link-box a{display:block;padding:12px;background:#151515;border-radius:10px;color:#F3E6C4}.link-box a:hover{color:#111;background:#E8B84A;text-decoration:none}.step-list{display:grid;gap:12px}.step{display:grid;grid-template-columns:42px 1fr;gap:12px;align-items:start}.step b{display:flex;width:36px;height:36px;align-items:center;justify-content:center;border-radius:50%;background:#E8B84A;color:#111}.step p{margin:0}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.85fr);gap:24px;align-items:center;margin:34px 0}.split.reverse{grid-template-columns:minmax(280px,.85fr) minmax(0,1fr)}.split.reverse .media{order:1}.split.reverse .split-copy{order:2}.mini-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.mini-list>div{background:#1C1C1C;border-radius:12px;padding:16px;border:1px solid rgba(232,184,74,.16)}.mini-list h3{color:#E8B84A;margin:0 0 5px;font-size:18px}.mini-list p{margin:0;color:#C9BBA0}
.topic-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:20px 0}.topic-nav a{padding:14px 16px;background:#1C1C1C;border-left:3px solid #E8B84A;color:#F7F1DE;border-radius:0 10px 10px 0}.topic-nav a:hover{background:#262014;text-decoration:none}
.faq-list{display:grid;gap:14px;margin-top:26px}.faq-item{background:#1C1C1C;border:1px solid rgba(232,184,74,.18);border-radius:13px;padding:20px}.faq-item h2{font-size:20px;color:#E8B84A;margin:0 0 8px}.faq-item p{margin:0}
.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.service-grid a{background:#1C1C1C;border:1px solid rgba(232,184,74,.18);border-radius:13px;padding:18px;color:#F7F1DE}.service-grid strong{color:#E8B84A;display:block;margin-bottom:4px}.service-grid span{color:#C9BBA0;font-size:14px}.service-grid a:hover{text-decoration:none;border-color:#E8B84A}
.site-footer{background:#070707;border-top:1px solid #E8B84A;color:#E7D7B0;padding:34px 16px 28px}.footer-grid{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:24px}.footer-grid h2{font-size:16px;color:#E8B84A;margin:0 0 12px}.footer-grid a{display:block;color:#E7D7B0;margin:6px 0;font-size:14px}.footer-brand p{font-size:14px;color:#C9BBA0;max-width:320px}.footer-bottom{max-width:1140px;margin:24px auto 0;padding-top:18px;border-top:1px solid rgba(232,184,74,.2);color:#8E8372;font-size:13px}.footer-bottom span{float:right;color:#C9BBA0}
.side-tools{position:fixed;right:10px;top:38%;z-index:3000;width:86px;background:#0C0C0C;border:1px solid rgba(232,184,74,.3);border-radius:12px;padding:8px;box-shadow:0 14px 32px rgba(0,0,0,.35)}.side-tools a,.side-tools button{display:flex;width:100%;align-items:center;justify-content:center;text-align:center;margin:6px 0;min-height:38px;font-size:12px}.side-tools>a:not(.main-btn),.side-tools button{color:#E8B84A;background:#161616;border:1px solid rgba(232,184,74,.18);border-radius:8px;text-decoration:none}.side-tools button{cursor:pointer}.mobile-bottom{display:none}
@media(max-width:980px){
  .desktop-head,.channel-bar,.side-tools{display:none}.mobile-head{display:flex;padding:0 12px;min-height:62px}.mobile-head .site-logo{justify-content:center;min-width:0}.mobile-head .site-logo img{height:34px;max-width:138px}.mobile-head .logo-fallback{font-size:18px}.mobile-register{height:38px;min-width:72px;padding:0 12px}.menu-button{color:#E8B84A;min-width:66px;background:#111;border-color:transparent}
  .mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#161616;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;box-shadow:18px 0 40px rgba(0,0,0,.45);overflow-y:auto;padding-bottom:30px}.mobile-drawer.is-open{transform:translateX(0)}
  .drawer-mask{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:11000;opacity:0;pointer-events:none;transition:opacity .18s ease}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}
  .drawer-top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:15px;border-bottom:1px solid rgba(232,184,74,.2)}.drawer-group{padding:14px 16px 4px}.drawer-group strong{display:block;color:#E8B84A;margin-bottom:6px}.drawer-group a{display:block;color:#F3E6C4;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.05)}
  .site-main{padding:24px 14px 94px}.hero-copy h1,.article-head h1{font-size:clamp(26px,8vw,32px)}.hero-copy p,.article-head p,.stack-copy p,.section p,.split-copy p,.app-copy p{font-size:16px}.index-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.index-card{padding:15px;min-height:108px}.index-card strong{font-size:17px}.poster-media{min-height:112px;max-height:150px}.poster-media>img{max-height:150px}.poster-media .media-placeholder{height:132px}.media.article-media{height:190px}.app-strip,.split,.split.reverse{grid-template-columns:1fr}.app-strip .media{order:-1;height:180px}.split.reverse .media,.split.reverse .split-copy{order:initial}.link-box{grid-template-columns:1fr}.service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom span{float:none;display:block;margin-top:8px}
  .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:8000;display:grid;grid-template-columns:repeat(4,1fr);background:#0C0C0C;border-top:1px solid #E8B84A;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:58px;color:#E7D7B0;font-size:14px}.mobile-bottom a:hover{color:#E8B84A;text-decoration:none}
}
@media(max-width:560px){.header-inner{gap:5px}.menu-button{padding:6px 7px;min-width:56px}.mobile-register{min-width:64px;padding:0 9px}.index-grid,.mini-list,.topic-nav,.service-grid{grid-template-columns:1fr 1fr}.app-strip{padding:16px}.section{margin:28px 0}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:380px){.mobile-head .logo-fallback{font-size:16px}.mobile-head .site-logo img{max-width:112px}.menu-button{min-width:52px;font-size:13px}.mobile-register{font-size:13px;min-width:58px}.index-grid{grid-template-columns:1fr 1fr}.index-card{padding:12px}.index-card strong{font-size:16px}}